SpringerLink (Online service), Shakoor, A., & Cato, K. (2019). IAEG/AEG Annual Meeting Proceedings, San Francisco, California, 2018-Volume 6: Advances in Engineering Geology: Education, Soil and Rock Properties, Modeling (1st ed. 2019.). Springer International Publishing : Imprint: Springer. https://doi.org/10.1007/978-3-319-93142-5
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Abdul Shakoor, και Kerry Cato. IAEG/AEG Annual Meeting Proceedings, San Francisco, California, 2018-Volume 6: Advances in Engineering Geology: Education, Soil and Rock Properties, Modeling. 1st ed. 2019. Cham: Springer International Publishing : Imprint: Springer, 2019. https://doi.org/10.1007/978-3-319-93142-5.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. IAEG/AEG Annual Meeting Proceedings, San Francisco, California, 2018-Volume 6: Advances in Engineering Geology: Education, Soil and Rock Properties, Modeling. 1st ed. 2019. Springer International Publishing : Imprint: Springer, 2019. https://doi.org/10.1007/978-3-319-93142-5.